(S95) Supervision of Fire Alarm System Practice Test
S95 Fire Alarm System Operation
Which condition indicates that the OS&Y valve is properly maintained and functioning as intended?
Select your answer
A
The stem is retracted with the yoke in a vertical position.
B
The stem is extended with the yoke in a horizontal position.
C
The stem is retracted with the yoke in a horizontal position.
D
The stem is extended with the yoke in a vertical position.
Hint